Window



Oct. 2,- 1923. v 1,469,621

'- S. CHERVIN v I WINDOW Filed Oct. 21. 1921 T/gl, 7 7-Z 6j7 v I ,2 ZJ MH J9 6 mm,

.33 V ,7 A 1. m f

- channel bar? Patented Get. 2 1923; a

SOLOMON ERVIN, orsgm assumed, o LIroBN'I v flw'rianow.

drawings, and to letters or figures of referf ence marked thereon, wl1ich form a part of this spec fication. y

FlgllI'B 1 s a face view of the window,

with partsin section and parts broken away,

and showing only a singlefsashicord of the duplicate cords for each sash. 1

Figure 2 is a vertical. section of the win-' dow casing, showing thesashes in full lines and as tilted, the sash cords and pulleys being omitted. V

Figure is pin and adjacent parts. 7 V V Figure 4 is a detail section of a sash pivot." Figure is a section on the line -5 .5, Figure 1. 1

Figure 6 is a detail perspective view of a Figuredis a similar fview'of one-'ofthe metal plates.

Figure 8 is a similar view of a spring pine The inventioirhas relation to window,s,o t

ordinary wooden construction, used in nontireproof buildings, and has for an object the provision of improved means attachable to new or old windows, whereby each win; dow sash may be swung inward pivotally V i in the present instanceserving to hold the '1 supplemental stiles 8 in place in the guide ways 10 and'll. In thisway the lower v a sash is free to-swing vertically upon thepivot bolt 12, past'and without interference forcleaning or ventilating purposes, each sash being also slidable' upwardly and d0-wn' wardly and being counterbalanced as usual.

The invention consists in the novel construction and combinations of parts, as here ing upwardly over pulleys :6 and 7, said 3 cords having the usual counterweights at theirouter ends.

8 is a channeled supplemental stile offiat metal having opposite parallel flanges 9 and openat its outer side and of a breadth and detail side view of a spring said stile slides.

thickness suitable to slide. vertically in the and 'ofl-a' length eq'ualto' the-length of the; 7' sash stile: One of these-sujpplemental stilesis secured to eachsash stile through. the

perforation 1'2 jot I said" supplemental stile,

and having threaded engagement at 131witl-1 aboss 14 of a metal plate 15, "th -latter fitting in a lewer lateral recess '1'6 of'rthe sash stile"andfafiording a longer and more secure bearing for the said pivot bolt. This pivot bolt isalso utilized a's a means of 'attachinent of the end ofthe sashcord or '5," a washer, 17 "being interposed between the head 18 of said belt and the said'cord, and serving to clamp the sash cordbetween the ,same'and the respective "supplemental stile, to thereby take the strain of the weight: of 'the'sash from the pivotbolt l2. The head, W 18 of said bolt, thewashe'r 17 and the sash cord "are all located within the channel 8'1 of the supplementallstilesowthat they will not scrape against .or frictionally engage Q guide-Way 10 or 11 111 which the wall of the In the. application of the supplemental": U stile 8 to windows already in place in build.

ings,feachsash is planed down at each side thereof or at the outerside of each stile,.to' an extent equal to thethickness of the sup plen'ientalvstil'e, namely for about one half 19 and 20 forming the innerfand middle wallsof the guideways' lO and 11 in which the sashes slide,-said beads or strips serving to hold the sashes in plate ordinarily, but 1 with the ver'tical;strip 19, of the window frame, and similarly theupper' sash is free, to swing pivotallyjupon its bolt 12 pastand a without interference with the vertical str p 20, tha -supplemental stiles of each sash In order to retain the sashes normally,"

parallel or -in ;theplanes"'of the respective i supplemental-stiles8,each sash is PI'OVlClGCl at each, sidethereo'i: with a springrpin 21, engaging an upper perforation 22 of the stile of the sash, and normally engaging alsoan upper perforation 23 ofthe supplemental stile related thereto.

- Upon pulling out or disengaging the 1 spring pins 21 of either sash from the supplemental stiles, the sash may beswung pivotally, as shown in FigureQof the drawings, for cleaning or other purpose, and; upon'reversely swin-glng the sash, the spring;

pins thereof may again become engaged With the upper perforations of the 'supplementa1:

plate disposedin said. recess and having an.

inwardlyextending bossfld'isposed in a re duced portion of said recess," a pivot bolt disposed in said perforation and ha mg threaded engage r ent with said boss-"a sash cord engaging said pivot bolt and located Within the channel of the supplementalstile, and a Washer engaging said bolt and clamping said sash cord between the same and said supplemental stile.

In testimony whereof I my signature in presence of two Witnesses. f V,- SOLOMON CHERVINI Witnesses: V 1

' G; F. SCHMIDT,'

GEo. L. STEWART.' 

